6.2.3.2 Multi-zone Rolls 6.2.3.2.1 Nipco Roll The Nipco roll (Fig. 6.5) was introduced in 1971 by Escher Wyss. It not only com¬pensates for deflection but also allows one to control the line load in the press nip locally. Here the shell is supported by a number of hydrostatic pistons, which are grouped in at least [...]